Leonardo Da Vinci Sites

http://www.mos.org/leonardo/museum.html Museum of Science

http://www.lairweb.org.nz/leonardo/

http://inventors.about.com/od/italianinventors/a/LeonardoDaVinci.htm

http://www.elrelojdesol.com/leonardo-da-vinci/gallery-english/index.htm Paintings

http://www.smh.com.au/news/national/the-genius-who-was-a-man-of-peace/2007/04/12/1175971265527.html War Machines

http://www.leonardo-da-vinci-biography.com/index.html

Here's some starting points. Feel free to do your own research.